25018880

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 80

約数和(自身を含む): 62239320

約数和(自身を除く): 37220440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 337, 464, 512, 580, 640, 674, 928, 1160, 1280, 1348, 1685, 1856, 2320, 2560, 2696, 3370, 3712, 4640, 5392, 6740, 7424, 9280, 9773, 10784, 13480, 14848, 18560, 19546, 21568, 26960, 37120, 39092, 43136, 48865, 53920, 74240, 78184, 86272, 97730, 107840, 156368, 172544, 195460, 215680, 312736, 390920, 431360, 625472, 781840, 862720, 1250944, 1563680, 2501888, 3127360, 5003776, 6254720, 12509440, 25018880]

約数ペア:

[(1, 25018880), (2, 12509440), (4, 6254720), (5, 5003776), (8, 3127360), (10, 2501888), (16, 1563680), (20, 1250944), (29, 862720), (32, 781840), (40, 625472), (58, 431360), (64, 390920), (80, 312736), (116, 215680), (128, 195460), (145, 172544), (160, 156368), (232, 107840), (256, 97730), (290, 86272), (320, 78184), (337, 74240), (464, 53920), (512, 48865), (580, 43136), (640, 39092), (674, 37120), (928, 26960), (1160, 21568), (1280, 19546), (1348, 18560), (1685, 14848), (1856, 13480), (2320, 10784), (2560, 9773), (2696, 9280), (3370, 7424), (3712, 6740), (4640, 5392)]